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<?php
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// $Id: checkout.install,v 1.1.2.2 2007/12/02 03:39:19 smk Exp $
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/**
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* Implementation of hook_install().
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*/
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function checkout_install() {
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switch ($GLOBALS['db_type']) {
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case 'mysql':
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case 'mysqli':
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db_query("
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CREATE TABLE {checkout} (
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nid int(10) unsigned NOT NULL default '0',
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uid int(10) unsigned NOT NULL default '0',
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persistent tinyint(1) unsigned NOT NULL default '0',
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timestamp int(10) unsigned NOT NULL default '0',
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PRIMARY KEY (nid),
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KEY (uid)
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) /*!40100 DEFAULT CHARACTER SET utf8 */"
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);
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break;
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case 'pgsql':
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db_query("
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CREATE TABLE {checkout} (
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nid INTEGER NOT NULL DEFAULT 0,
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uid INTEGER NOT NULL DEFAULT 0,
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persistent SMALLINT NOT NULL DEFAULT 0,
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timestamp INTEGER NOT NULL DEFAULT 0,
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PRIMARY KEY (nid)
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)"
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);
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db_query("CREATE INDEX {checkout}_uid_idx ON {checkout}(uid)");
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break;
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}
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}
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/**
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* Implementation of hook_uninstall().
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*/
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function checkout_uninstall() {
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db_query("DROP TABLE {checkout}");
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variable_del('checkout_clear');
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}
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/**
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* Helper function to add a permission to a role.
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*/
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function _checkout_add_permission($rid, $permission) {
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if ($permission) {
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$current_perm = db_result(db_query("SELECT perm FROM {permission} WHERE rid = %d", $rid));
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if ($current_perm != '') {
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$current_perm .= ', ';
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}
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$current_perm .= $permission;
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db_query("UPDATE {permission} SET perm = '%s' WHERE rid = %d", $current_perm, $rid);
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}
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}
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/**
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* Update schema from Drupal 4.7.x to 5.x.
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*/
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function checkout_update_1() {
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$ret = array();
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switch ($GLOBALS['db_type']) {
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case 'mysql':
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case 'mysqli':
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$ret[] = update_sql("ALTER TABLE {checkout} CHANGE checkedout persistent tinyint(1) unsigned NOT NULL default '0'");
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$ret[] = update_sql("ALTER TABLE {checkout} CHANGE date timestamp int(10) unsigned NOT NULL default '0'");
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$ret[] = update_sql("ALTER TABLE {checkout} ADD KEY uid (uid)");
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break;
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case 'pgsql':
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db_change_column($ret, 'checkout', 'checkedout', 'persistent', 'smallint', array('not null' => TRUE, 'default' => 0));
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db_change_column($ret, 'checkout', 'date', 'timestamp', 'integer', array('not null' => TRUE, 'default' => 0));
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$ret[] = update_sql("CREATE INDEX {checkout}_uid_idx ON {checkout}(uid)");
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break;
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}
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return $ret;
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}
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/**
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* Move the persistent check-out setting to the permissions table.
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*/
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function checkout_update_2() {
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$ret = array();
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// When persistent check-out was enabled, add a permission to every role
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// that has the "check out documents" permission.
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if (variable_get('checkout_long', 0)) {
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foreach (user_roles(0, 'check out documents') as $rid => $role) {
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_checkout_add_permission($rid, 'keep documents checked out');
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}
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}
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variable_del('checkout_long');
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$ret[] = array(
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'query' => 'The access permissions have been updated by the checkout module.',
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'success' => TRUE
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);
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return $ret;
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}
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